Home / 66,763,818.64-99,973,254.15-46,078,086.43

Finding the Fourth Proportional to 66,763,818.64, 99,973,254.15 and 46,078,086.43

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Solution

The fourth proportional to 66,763,818.64, 99,973,254.15 and 46,078,086.43 is: 68,998,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,763,818.64 : 99,973,254.15 = 46,078,086.43 : x
  2. Step 2: Convert to fraction form
    66,763,818.64/99,973,254.15 = 46,078,086.43/x
  3. Step 3: Cross multiply
    66,763,818.64x = 99,973,254.15 × 46,078,086.43
  4. Step 4: Simplify right side
    66,763,818.64x = 4,606,576,245,412,056
  5. Step 5: Solve for x
    x = 4,606,576,245,412,056/66,763,818.64
  6. Step 6: Final answer
    x = 68,998,094.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.